A Electrical Contracting Company Providing Maintenance, Installation and Design Services. Maintain your systems with the experienced electrical contractor, Electrical Systems Inc. in Wichita, KS. We offer prompt, convenient, and friendly service with all of our jobs correctly completed the first time around. We pay attention to detail and offer reputable engineering services. There is no project that we can t handle to fulfill your residential, commercial, and industrial electrical needs.. Residential,Commercial and Industrial Electric. Lighting,Generators,Security Systems and Monitoring,Video Surveillance and Fire Alarm Installation.